✅ 5 criteria passed
❌ 6 criteria to solve
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卓杭DSP广告平台：海量媒体快平台精准投放
http://rtbmedia.cn
卓杭DSP广告平台涵盖传统PC广告投放、移动WAP广告投放、 热门App广告投放，并通过人群兴趣、地理位置、媒体属性，投放时段控制等多维定位实现精准投放
http://rtbmedia.cn
卓杭DSP广告平台：海量媒体快平台精准投放
卓杭DSP广告平台涵盖传统PC广告投放、移动WAP广告投放、 热门App广告投放，并通过人群兴趣、地理位置、媒体属性，投放时段控制等多维定位实现精准投放
No 301 redirects are in place to redirect traffic to your preferred domain. Pages that load successfully both with and without www. are treated as duplicate content! Not all versions of your page point to the same URL.
| URL | Resolved URL |
| http://rtbmedia.cn | HTTP header error |
| https://rtbmedia.cn | error with SSL certificate |
| http://www.rtbmedia.cn | http://www.rtbmedia.cn/ |
| https://www.rtbmedia.cn | error with SSL certificate |
| Attribute | Value |
| ⓘ viewport | width=device-width,minimum-scale=1,maximum-scale=1 |
ⓘ The owner has associated the following topics to the website.
Mobile Rendering
This website seems to be optimized for Mobile Visitors.
Phone
Tablet
A good text to HTML ratio is anywhere from 25 to 70%.
This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.
Great, we found headings on this page.
However, you have not defined a top level heading, or <H1>. It is used to define the most important heading.
We recommend using one top level heading to set up a semantic relationship between that heading and the remainder of the content on a page. It clearly describes to the readers and the search engines what it is about.
| 2nd level heading |
| 卓杭dsp |
| 产品中心 |
| 3rd level heading |
| 我们致力于为您提供专 |
| 业的网络广告投放服务 |
| 卓杭今日广告展示量:1,623,554,398 次 |
| 我们的核心优势 |
| 服务客户展示 |
| 4th level heading |
| 媒体资源 |
| 行业人群 |
| 技术定向 |
| 一站式解决 |
We found 5 images on this website.
5
ALT attributes are missing on your image tags.
| Image | Image URL | Occurrences |
 |
http://www.rtbmedia.cn/home/images/logo.png | 1 |
 |
http://www.rtbmedia.cn/home/images/footer2.jpg | 1 |
 |
/home/images/ewm/chengling.png | 1 |
 |
/home/images/qqzx.png | 1 |
 |
/home/images/phone.png | 1 |
Alternative text allows you to add a description to an image.
Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.
It looks like you're missing alternative text for 5 images on rtbmedia.cn. Check your website to make sure it's specified for each image on the page.
| Anchor | Type | URL |
| 客户登录 | text | http://managerx.rtbmedia.cn/ |
| 渝ICP备13004503号-2 | text | http://www.miitbeian.gov.cn |
SOCIAL
It seems you have a very poor social media presence.
Follow these tips to build a better relationship with your audience : set smart goals, identify your audience, be human, seek relationships, create an editorial calendar, automate, focus on helping, optimize for engagement, get visual, stay active and create great content.